Cardio & Endurance
HR Zones - Karvonen
5-zone heart-rate breakdown via Karvonen.
Result
HR max
190 bpm
- Z1 (50-60%)
- 125-138
- Z2 (60-70%)
- 138-151
- Z3 (70-80%)
- 151-164
- Z4 (80-90%)
- 164-177
- Z5 (90-100%)
- 177-190
Formula
karvonen HR max
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